Update tools version in GSL template for VS2010 projects.
Update tools version in GSL template for *both* VS2010 projects.
Remove tools versioning from all shared props files.
Update tools version in GSL template for both VS2012 projects.
Remove tools versioning from .props files and revert to new libsodium paths.
Missed one file on last commit.
Merge pull request #444 from evoskuil/master

Update tools versioning and libsodium paths.